Colocasia (Arbi)

Water

Rain is enough in a normal year. Keep one irrigation ready for a dry year.

Needs about 680 mm of water here in its growing months. Rain gives about 730 mm it can use in a normal year, and 490 mm in a dry year.

Temperature

Grows best at 21–28 °C on average, and survives 10–35 °C.

Here, in its growing months (day / night):

• Jul 35 °C / 26 °C (outside its best range)
• Aug 34 °C / 25 °C (outside its best range)
• Sep 34 °C / 25 °C (outside its best range)
• Oct 32 °C / 24 °C (outside its best range)
• Nov 30 °C / 23 °C
• Dec 29 °C / 22 °C
• Jan 30 °C / 21 °C

Months in orange are outside its best range.

Soil

Soil for Colocasia (Arbi): 7 out of 10 (okay).

Not in the score: organic carbon, sulphur and boron.

• The pH here suits it.
• Many fields here are short of nitrogen, which it needs a lot.
• Many fields here are short of potassium, which it needs a lot.

Likes pH 5.5–6.5.

Money

No yield records for this crop yet.

Mandi price at last season's harvest (January–February 2026): about ₹3,338 a quintal across India's mandis.

Prices swing a lot from year to year, so income can be well above or below this range.

Prices are usually best in November.